FIX: lint errors

js/app.js

@@ -18,7 +18,7 @@ const apis = {
   pdftojson: function (opts) {
     return $.getJSON('./pdftojson', {filename: opts.filename})
     .done(data => $(window).trigger('data-table', data))
-    .fail(() => console.log('ERROR: pdftojson'))
+    .fail(() => console.log('ERROR: pdftojson'))   // eslint-disable-line no-console
   }
 }
 // setup elements

pdftra.py

@@ -2,6 +2,7 @@ from io import StringIO
 import logging
 import pandas as pd
 import camelot
+from gramex.http import BAD_REQUEST
 logging.getLogger('pdfminer').setLevel(logging.ERROR)
 
 
@@ -23,7 +24,7 @@ def extract_table(path):
 def pdftojson(handler):
     filename = handler.args.get('filename', [False])[0]
     if not filename:
-        return handler.set_status(400)
+        return handler.set_status(BAD_REQUEST)
     result = extract_table(handler.kwargs.path + filename)
     return {
         'data': result['df'].to_dict(orient='r'),